package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import com.sun.corba.se.spi.orbutil.threadpool.WorkQueue;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.util.List;

@Slf4j
@RequestMapping("/category")
@RestController
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 新增分类成功
     * @param category
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category:{}",category);
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    /**
     * 分页查询
     */
@GetMapping("/page")
    public R<Page> page(int page ,int pageSize){
        //分页构造器
        Page<Category> categoryPage = new Page<>(page,pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> lwq = new LambdaQueryWrapper<>();
        //添加排序
        lwq.orderByAsc(Category::getSort);
        //分页查询
        categoryService.page(categoryPage,lwq);
        return R.success(categoryPage);

    }


    /**
     * 删除id分类
     */
    @DeleteMapping
    public R<String> delete(Long id){
        log.info("删除分类,id为：{}",id);
       // categoryService.removeById(id);
        categoryService.delete(id);
        return R.success("删除成功") ;
    }


    /**
     * 修改数据
     */
    @PutMapping
    private  R<String> update(@RequestBody Category category){
        log.info("修改分类信息：{}",category);
        categoryService.updateById(category);
        return R.success("修改成功");
    }


    /**
     * 根据条件查询分类数据
     * @param category
     * @return
     */
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        log.info("根据条件查询分类");
        //条件构造器
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        //添加条件
        lqw.eq(category.getType()!=null,Category::getType,category.getType());
        //添加排序条件
        lqw.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
        List<Category> list = categoryService.list(lqw);
        return R.success(list) ;
    }
}
